| South Portland to Barmstedt | 3,517.54 mi (5,660.93 km) |
| South Portland to Barntrup | 3,542.85 mi (5,701.66 km) |
| South Portland to Barsbuttel | 3,538.52 mi (5,694.70 km) |
| South Portland to Barsinghausen | 3,547.96 mi (5,709.88 km) |
| South Portland to Barssel | 3,457.50 mi (5,564.31 km) |
| South Portland to Barth | 3,610.41 mi (5,810.40 km) |
| South Portland to Bassum | 3,503.66 mi (5,638.60 km) |
| South Portland to Baunatal | 3,575.42 mi (5,754.09 km) |
| South Portland to Bautzen | 3,771.85 mi (6,070.21 km) |
| South Portland to Bayreuth | 3,700.24 mi (5,954.96 km) |
| South Portland to Bebra | 3,598.48 mi (5,791.19 km) |
| South Portland to Beckingen | 3,520.80 mi (5,666.18 km) |
| South Portland to Beckum | 3,507.30 mi (5,644.46 km) |
| South Portland to Bedburg | 3,434.00 mi (5,526.50 km) |
| South Portland to Bedburg | 3,469.82 mi (5,584.13 km) |
